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Hull–Rust–Mahoning Open Pit Iron Mine, Mesabi Range, 2010. The Mesabi Iron Range is a mining district and mountain range in northeastern Minnesota following an elongate trend containing large deposits of iron ore. It is the largest of four major iron ranges in the region collectively known as the Iron Range of Minnesota. First described in ...
Gilbert (pop. 1,799) is the location of Lake Ore-be-gone, an artificial lake created by flooding three open-pit iron ore mines. Hibbing (pop. 16,361) is the largest city by area in the state of Minnesota. It is home to the Hull–Rust–Mahoning Open Pit Iron Mine, one of the world's largest open pit iron mines.
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All three mines began shipping in 1895, and with development of the Hull and Rust Mines soon merged into one large mine. [3] The consolidation of the mines was led by the formation of U.S. Steel in 1901, the world's largest corporation at the time. The mine's sheer size led to many technological innovations as the open-pit method—pioneered at ...
The banded iron formation in the range consists of a "interbedded sequence" of chert, magnetite and hematite. Eleven mines operated in the range, with five in the Ely area. The Ely Trough, a synclinal fold, produced 70 million metric tons from the Chandler, Pioneer, Zenith, Sibley and Savoy mines. The largest mine in the range, Soudan, was ...
By 1912 the mine was at a depth of 1,250 feet (381 m). [4] When the mine closed, level 27 was being developed at 2,341 feet (713.5 m) below the surface and the entire underground workings consisted of more than fifty miles of drifts, adits, and raises. In 1965, US Steel donated the Soudan Mine to the State of Minnesota to use for educational ...
Mountain Iron is a city in Saint Louis County, Minnesota, United States, in the heart of the Mesabi Range. The population was 2,878 at the 2020 census. [3] U.S. Highway 169 serves as a main route in Mountain Iron. The city's motto is "Taconite Capital of the World". The local mine, Minntac, is owned by the United States Steel Corporation (U.S ...
Virginia is a city in St. Louis County, Minnesota, United States, on the Mesabi Iron Range. With an economy heavily reliant on large-scale iron ore mining, Virginia is considered the Mesabi Range's commercial center. The population was 8,423 people at the 2020 census. [4]